No, they do not build a dedicated game system. However you can play games on all of the devices they sell.
No. Apple phones have their own system.
Apple never owned Microsoft. When Microsoft was starting out they did do some work for Apple and they licensed some aspects of Apple's Macintosh system so they could create their own Windows system.
Because Apple uses a closed architecture computer system, you cannot build an Apple system without using parts purchased from reputable Authorized Apple Resellers. Taking apart/building your own Apple system is not covered by Apple's warranty.
No. Apple uses their own operating system. Linux is used by the cool people
Apple iPad2 and iPhone4
apple routers
Apple created Mac OS X for their own computers and it can legally only be installed on a computer made by Apple.
The Apple iPhone is a separate computer from any other computer line. It runs its own operating system, which is completely separate from Apple's OSX desktop/laptop operating system.
Apple's Mac computers use their own operating system called Mac OS X. If required Windows can be installed and used on a Mac.
Apple does not produce a gaming console although the iPhone and iPod touch can be used as a handheld gaming system.
The first version of the game was released for the Apple II in 1989, but the first console system was the Sega Genesis in 1990.
Mac OS